Sion weather in December (Canton of Valais, Switzerland)
This month is known to be a cold month.
The average maximum daytime temperature in Sion in December lies at -0.7°C (30.74°F).
The average minimum temperature goes down to around -6.1°C (21.02°F) (often the minimum temperature is noted at night).
December is part of the rainy season with an average precipitation of 171mm (6.7 inches). There are generally around 15 snowy days. You will hardly see any sun, with only 70 hours of sunshine during the entire month.
Sion, monthly averages in December
Where to stay in Sion
Where to go in Switzerland in DecemberFind out more about the weather in Switzerland in December and which places have the best weather conditions in this month.
What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in December.
Interested in more climate information?
Weather and Climate provides you with all the information you need about the climate in Sion.
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